Figure 16. November 14, 1996 A. meridian scanning photometer record
from Poker Flat. The top record is for the 4861 Å Hb
line of atomic hydrogen. The second line is the fast 4278 Å line
of nitrogen and the bottom trace is for the 5577 Å line of atomic
oxygen. (Poker
Flat MSP archives)
Figure 17
Section 4.1
Contents